Supplementary Figure 3: HSQCs in DMSO-d6 of the propionaldehyde-stabilized lignins.
From: Fractionation of lignocellulosic biomass to produce uncondensed aldehyde-stabilized lignin

(a) 2018 birch wood and (b) 2018 beech wood.
From: Fractionation of lignocellulosic biomass to produce uncondensed aldehyde-stabilized lignin
(a) 2018 birch wood and (b) 2018 beech wood.